Question

mention three applications of periodic table​

Answer 1

Answer           1. Systematic study of elements.

                       2. There are 18 groups in periodic table.

                       3. There are 7 periods in periodic table.

       

Answer 2

Answer:

1)it helps in learn elements easier

2)it help us to learn the metallic,nonmetallic,physical and cgemical properties etc.

3)it help us to learn the the atomin no and mases in a easier way